Summary of Significant Accounting Policies (Tables)

6 Months Ended

Jun. 30, 2022

Accounting Policies [Abstract]

Potentially Dilutive Securities Excluded from Calculation of Diluted Net Loss per Share Due to Anti-Dilutive Effect

For the three and six months ended June 30, 2022 and 2021, the following potentially dilutive securities were excluded from the calculation of diluted net loss per share due to their anti-dilutive effect (in thousands):

	Three and Six Months Ended
	June 30,
	2022		2021
Options to purchase common stock, including     purchases from contributions to ESPP		7,227		7,404
Restricted stock units		599		432
Restricted stock awards		33		15
Warrant to purchase common stock(1)		—		150
		7,859		8,001